Car has engine light on has fore code po121 p2176 po221 po123

2003 CADILLAC CTS
3.0L • 6 CYL • 2WD • AUTOMATIC
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BAUTISTA
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  • 1 POST
Car run slow only 5 mile hour on full truttle
May 18, 2014 at 11:04 PM
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HMAC300
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scan for codes and check fuel pressure with agauge first autoparts rent it
May 19, 2014 at 6:19 AM